Congo red

{
  "id": "MLC-T-AGR-001479",
  "term": "Congo red",
  "field": "Agriculture and food",
  "definition": "The sodium salt of benzidinediazo-bis-1-naphthylamine-4-sulfonic acid; a diazo dye that is red in alkaline solution and blue in acid solution and used especially as an indicator and as a biological stain.",
  "synonyms": [
    "Congo red dye"
  ],
  "subject": "Research, Technology, Methods",
  "see_also": [
    "azo dyes",
    "dye binding",
    "staining"
  ],
  "references": [
    "National Cancer Institute Thesaurus",
    "NAL Agricultural Thesaurus and Glossary"
  ],
  "translations": {
    "es": "rojo congo"
  },
  "url": "https://mlchart.com/terminology/agriculture/congo-red/"
}